* { 
  box-sizing: border-box; 
  margin: 0; 
  padding: 0; 
}

body {
  font-family: Arial, sans-serif;
  padding-bottom: 90px;
  background-color: #f9f9f9;
  --primary-color: #333;
  --hover-color: #555;
}

#radio-player {
  position: fixed;
  bottom: 0; 
  left: 0; 
  right: 0;
  background: #fff;
  border-top: 1px solid #ddd;
  box-shadow: 0 -2px 15px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  padding: 10px;
  z-index: 1000;
}

.album-art {
  width: 70px; 
  height: 70px;
  border-radius: 8px;
  object-fit: cover;
  margin-right: 15px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: all 0.3s ease-in-out;
}

.song-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.artist-name {
  font-size: 14px;
  color: #444;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.song-title {
  font-weight: bold;
  font-size: 20px;
  color: #222;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.station-name {
  font-size: 10px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.player-controls {
  display: flex;
  align-items: center;
  margin-left: 15px;
}

.play-stop-btn {
  background: var(--primary-color);
  color: #fff;
  border: none;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  cursor: pointer;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background 0.2s ease;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.play-stop-btn:hover {
  background: var(--hover-color);
}

.play-stop-btn:active {
  transform: scale(0.98);
}

.play-icon {
  position: absolute;
  width: 0; 
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid currentColor;
  margin-left: 2px;
  transition: opacity 0.2s;
}

.equalizer {
  position: absolute;
  display: none;
  align-items: flex-end;
  height: 30px;
  gap: 3px;
}

.equalizer-bar {
  width: 4px;
  background: currentColor;
  border-radius: 2px;
  animation: equalize 1.5s infinite ease-in-out;
}

.equalizer-bar:nth-child(1) { height: 30%; animation-delay: -0.9s; }
.equalizer-bar:nth-child(2) { height: 60%; animation-delay: -1.3s; }
.equalizer-bar:nth-child(3) { height: 40%; animation-delay: -0.7s; }

@keyframes equalize {
  0%, 100% { height: 30%; }
  25% { height: 70%; }
  50% { height: 40%; }
  75% { height: 90%; }
}

.play-stop-btn.stop .play-icon {
  opacity: 0;
}

.play-stop-btn.stop .equalizer {
  display: flex;
}

@media (max-width: 480px) {
  .album-art { 
    width: 60px; 
    height: 60px; 
  }
  .song-title { 
    font-size: 16px; 
  }
  .artist-name { 
    font-size: 14px; 
  }
  .play-stop-btn { 
    width: 50px; 
    height: 50px; 
  }
  .equalizer {
    height: 25px;
    gap: 2px;
  }
  .equalizer-bar {
    width: 3px;
  }
}